package com.dyx.api.files.conf;

import org.springframework.stereotype.Component;

import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 *
 *  跨域过滤器
 * @author meng
 * @version
 * @since 2016年6月19日
 */
@Component
public class AuthFilter implements Filter {

    final static org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(AuthFilter.class);



    public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
        HttpServletResponse response = (HttpServletResponse) res;
        HttpServletRequest reqs = (HttpServletRequest) req;
//        response.setHeader("Access-Control-Allow-Origin", "http://" + req.getRemoteAddr() + ":10051");
//        response.setHeader("Access-Control-Allow-Origin", "http://123.56.68.30:9990");

        response.setHeader("Access-Control-Allow-Origin", reqs.getHeader("Origin"));
        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS");
        response.setHeader("Access-Control-Allow-Headers", "x-requested-with,content-type");
        response.setHeader("Access-Control-Allow-Credentials", "true");
        System.out.println("*********************************过滤器被使用**************************");
        chain.doFilter(req, res);
    }
    public void init(FilterConfig filterConfig) {}
    public void destroy() {}
}
